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Physics

Physics
The unit of noise pollution (level) is :

Decibel
Decimal
None of these
Ppm

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Physics
A concave lens always forms an image which is

Virtual and inverted
Real and inverted
Virtual and erect
Real and erect

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Physics
A small piece of a substance is weakly attracted by a strong magnetic field. The substance is

Ferromagnetic
Non-magnetic
Diamagnetic
Paramagnetic

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Physics
A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 110 feet per second. After how many seconds does the ball attain its maximum height?

4.65 sec
5.41 sec
2.87 sec
3.44 sec

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Physics
Flight Recorder is technically called :

Altitude meter
Black box
Dark box
Blind box

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Physics
When a ball is thrown vertically upwards, which of the following quantities remains constant during its motion?

Energy
Acceleration
Velocity
Displacement

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MORE MCQ ON Physics

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